1223144

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{619}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 2604000

約数和(自身を除く): 1380856

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 619, 988, 1238, 1976, 2476, 4952, 8047, 11761, 16094, 23522, 32188, 47044, 64376, 94088, 152893, 305786, 611572, 1223144]

約数ペア:

[(1, 1223144), (2, 611572), (4, 305786), (8, 152893), (13, 94088), (19, 64376), (26, 47044), (38, 32188), (52, 23522), (76, 16094), (104, 11761), (152, 8047), (247, 4952), (494, 2476), (619, 1976), (988, 1238)]